EVC4.0 accesses CDB database through ADOCE31. Can't define primary key? As long as the primary key is not added, the data table can be created normally. Once the primary key is added, an error will be...
[E][W][E][E]How to amplify uV signals? Question: The signal source I use is the "2553" standard signal source imported from Japan. Now I want to improve the current amplifier circuit. The current circ...
[align=left][font=宋体][color=rgb(0, 0, 0)][size=10.5pt][b][Main content][/b][/size][/color][/font]Understand the modulation method of RFID, the working principle and usage of GNU Radio USRP open source...
I have encountered a problem in my graduation project. When I display the year, month, day, hour, minute and second, if I add a delay subroutine to the display program, the LED digital tube will be br...
Wave soldering is a crucial electronic component soldering technique used in the production of a wide range of electronic devices, from home appliances to computers to avionics. The process is wide...[Details]
Abstract:
With the increasing complexity of smart vehicle electrical and electronic architectures, the full lifecycle management of vehicle electronic control components faces multiple challe...[Details]
In recent years, with the application of the IEC61850 standard and the development and deployment of optoelectronic transformers, the concept of digital substations has been put into practical use ...[Details]
introduction
The concept of the smart home is gradually developing and gaining market acceptance. We believe its ultimate form lies in the interconnection of all home appliances through open i...[Details]
Through AI connection technology supported by Qualcomm X85 5G modem and RF and Qualcomm FastConnect 7900 mobile connection system, seamless switching can be achieved between cellular net...[Details]
Methods of DC motor speed regulation:
1. The voltage regulator can be used to change the input voltage and speed directly, which is often used for large kilowatt-level motors.
2. Thyristo...[Details]
Hair dryer structure and working principle: It is mainly used for drying and shaping hair, but it can also be used for local drying, heating and treatment in laboratories, physiotherapy rooms, ind...[Details]
Today,
the Intel®
Universal
Quick Connector (UQD) Interchangeability Alliance was officially established
. At the inaugural ceremony, Intel and its first certified partners—Invicta...[Details]
As the power density of modern electronic systems continues to increase, effective thermal management has become critical to ensuring system performance, reliability, and longevity—especially in hi...[Details]
With the continuous development of ultrasonic technology, ultrasound has been widely used in fields such as inspection, cleaning, welding, and medical treatment, and has even found its way into tex...[Details]
According to foreign media reports, German chipmaker Infineon has recently completed the acquisition of Marvell Technology's automotive Ethernet business for a total transaction amount of US$2.5 bi...[Details]
At the 2025 KeyBanc Investor Conference,
ON
Semiconductor CEO Hassane S. El-Khoury, framing global industrial transformation as the basis for
his strategic layout in two high-growth sect...[Details]
Siemens software mainly includes PLC, frequency converter, human-machine interface, etc. The current Siemens software can be said to be very stable.
PLC series range from the Siemens S5 series...[Details]
introduction
Commercial air conditioner PCBs involve both high-voltage and low-voltage power. The power supply for commercial air conditioners often passes through the controller. This forces ...[Details]
Using the STM32F103 as a microprocessor, a low-cost wireless WiFi music player system was designed. This system, combined with the WM-G-MR-08 (wm631) module for WiFi data reception and the VS1003B ...[Details]